Weighing scale



FIG. 1 is a first perspective view of the weighing scale showing a new design;

FIG. 2 is a second perspective view of the weighing scale;

FIG. 3 is a front view of the weighing scale;

FIG. 4 is a rear view of the weighing scale;

FIG. 5 is a left side view of the weighing scale;

FIG. 6 is a right side view of the weighing scale;

FIG. 7 is a top view of the weighing scale;

FIG. 8 is a bottom view of the weighing scale;

FIG. 9 is an enlarged partial view showing a pad of the weighing scale in FIG. 2; and,

FIG. 10 is an enlarged partial view showing a pad of the weighing scale in FIG. 4.

The broken lines in the drawings depict portions of the weighing scale that form no part of the claimed design. 

CLAIM The ornamental design for a weighing scale, as shown and described. 